import numpy as np
import matplotlib.pyplot as plt

if __name__ == "__main__":
    data = np.random.randn(100)
    data2 = np.random.randn(100)
    data3 = np.random.randint(1, 50, 100)
    data4 = np.random.randint(1, 20, 100)
    fig, ax = plt.subplots(1, 1)
    ax.scatter(data, data2, data3, data4,'o')
    plt.show()
